QoLR (version 1.0.3)

scoring.QLQCR29:

Description

A program that computes the scores of the module QLQ-CR29 according to the EORTC scoring manual.

Usage

scoring.QLQCR29(X, id="", time="")

Arguments

X

input data matrix or data frame with items of the EORTC QLQ-CR29 in columns. Missing values are inserted as NA.

id

name of the variable in the dataframe X corresponding to the patient identification number

time

name of the variable in the dataframe X corresponding to the time identification number

Value

Y

a data frame with the id and time variables of dataframe X and the score obtained for each dimension. Each score is represented by one column of Y. The names of the scores are those proposed in the scoring manual. If id and time parameters are not specified, then Y only contains the scores

Details

A score is generated if the patient answered to at least half of the corresponding items. The scores are generated according to the EORTC scoring guidelines. Simple imputation by the personal mean is retained. In this way, missing items are ignored if at least half of the items are filled per dimension.

References

Whistance RN, et al. Clinical and psychometric validation of the EORTC QLQ-CR29 questionnaire module to assess health-related quality of life in patients with colorectal cancer. European journal of cancer. 2009 Nov;45(17):3017-26.